Discontinued Operations - Operating Losses by Segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues									$ 9,523	$ 9,828	$ 8,633
Operations expense									14,551	14,591	10,111
Operating loss from discontinued operations before taxes									(5,028)	(4,763)	(1,478)
Total termination costs related to the reorganization									22,190	0	0
Loss from discontinued operations before taxes									(27,218)	(4,763)	(1,478)
Income tax (benefit) provision									(3,908)	(230)	80
Loss from discontinued operations, net of tax	1,503	(21,497)	(1,610)	(1,706)	(1,366)	(1,248)	(1,097)	(822)	(23,310)	(4,533)	(1,558)
US & Canada Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues									4,308	6,183	5,495
Operations expense									10,090	10,031	5,891
Operating loss from discontinued operations before taxes									(5,782)	(3,848)	(396)
Total termination costs related to the reorganization									13,049	0	0
Loss from discontinued operations before taxes									(18,831)	(3,848)	(396)
Income tax (benefit) provision									(1,392)	77	404
Loss from discontinued operations, net of tax									(17,439)	(3,925)	(800)
Latin America [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues									5,215	3,645	3,138
Operations expense									4,461	4,560	4,220
Operating loss from discontinued operations before taxes									754	(915)	(1,082)
Total termination costs related to the reorganization									9,141	0	0
Loss from discontinued operations before taxes									(8,387)	(915)	(1,082)
Income tax (benefit) provision									(2,516)	(307)	(324)
Loss from discontinued operations, net of tax									$ (5,871)	$ (608)	$ (758)